Ech specjaliści. A wystarczy zerknąć do manuala
http://www.polini.com/dep/PI482.pdf
9.3- GEAR OIL REPLACEMENT
Change the oil when the engine is cold. Unscrew the screw on the
lower side of the clutch/gear group (Photo 3-A). Collect the oil
fl owing out in a suitable container. Wait till the oil has completely
fl own out and, if necessary, tilt the engine to the side to make this
operation easier. Tighten the screw withy strength. Unscrew the
breather pipe in the top side of the crankcase and fi ll it out with 100cc
of ELF Moto Gear Oil 10 W 40 ANTI Clutch Slippage oil. Fit the pipe
and its tube again. As an alternative you can use also oil: Shell
advance gear SAE 10 W 40 API GL-3 or an oil with 10W40 viscosity
compatible with clutch (similar to motorcycle engine oil)
WARNING:
Do not throw spent oil into the environment. Dispose
of it correctly through authorized collection points
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